package itheima.demo02;

public class test {
    public static void main(String[] args) {
     int[] arr={1,2,3,4,5};
        String str = ArrayUtil.PrintArr(arr);
        System.out.println(str);

        double[] arr1={1.1,1.2,1.3,1.4,1.5};
        double avg = ArrayUtil.GetAverage(arr1);
        System.out.println(avg);
    }
}
